Sundays at 10 p.m. — During World War II, they worked undercover at Bletchley Park. Now in the 1950s, they use their code-breaking skills to solve crimes.

Starts Tuesday, July 3 at 8 p.m. — Michael Wood tells the story of a small village throughout the whole of English history.

Saturday, March 3 at 6 p.m. — Relive the big-band era with the “crooners” and “canaries” of the 1940s.

Wednesday, January 18 at 9 p.m. — Discover the previously untold story of air photo intelligence that played a vital role in defeating Hitler.

Wednesday, January 11 at 9 p.m. — Learn about the revolutionary bouncing bomb and the bombers who destroyed two gigantic dams in Germany’s industrial heartland during WWII.

Tuesday, July 19 at 8 p.m. — A propeller from a WWII drone, a wooden club that could be Teddy Roosevelt’s, and a Clara Barton letter.

Tuesday, June 28 at 8 p.m. — A U.S. World War II propaganda leaflet, researching a family heirloom, and two soldiers from the Spanish Civil War.

Tuesday, June 21 at 8 p.m. — Mysterious airplane engine parts, metal shavings from a Civil War cannon, and a rodeo saddle that changed Hollywood movie-making.

Sunday, August 22 at 11 a.m. — Lincoln Center Theater’s Tony Award-winning production of Rodgers & Hammerstein’s musical classic.

Wednesday, May 5 at 8 p.m. — Japan’s efforts to take submarine technology where it had never gone before, an aircraft carrier submarine.